Sea creatures are natural resources that is necessary and important, of human beings. Marine animals can help perfect ecosystems in the sea. In addition, ecological, human activity was interrupted by the heavy. Whether it's cutting a lot of wood. Excess fishing In addition, the development of human beings and the destruction of local Habitat for various species of animals, preventing the exodus.In my opinion I think if humans do not reduce greenhouse gas emissions, most. Several factors combined to cause a serious extinction and may result in ecological problem.
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